baber/WOPTO huggingface dataset:
Patent GB-1443384-A (GB)
Title: Hot melt compositions
IPC: C08L23/08
Filed: 1974-04-11
Abstract: 1443384 Polymer compositions MITSUI PETROCHEMICAL INDUSTRIES Ltd 11 April 1974 [11 April 1973] 16332/74 Heading C3P Hot melt adhesive and coating compositions comprise (a) a copolymer of ethylene with 15 to 40 weight per cent of vinyl acetate and (b) a resin containing more than 20 weight per cent of isopropenyl toluene and prepared by copolymerization of (i) 100 parts by weight of "vinyl" aromatic hydrocarbons containing more than 25 weight per cent of isopropenyl toluene and (ii) 5 to 250 parts by weight of a C 4-5  cracked petroleum fraction boiling in the range - 15‹ to +45‹C., in the presence of a Friedel-Crafts catalyst. The compositions may also comprise waxes, e.g. paraffin and polyolefin waxes; plasticizers, e.g. mineral and polybutene oils, dioctyl phthalate and dibutyl phthalate; phenolic antioxidants and stabilizers. Examples describe compositions comprising ethylene/vinyl acetate copolymers, paraffin wax and resins prepared by copolymerizing C 4-5  fractions with (1-3) isopropenyl toluene, together with (4-9) α-methyl styrene, (10 and 11) vinyl toluene and (12 α-methyl styrene and vinyl toluene; and the copolymerization of a C 5  fraction with (13) isopropenyl toluene; in hexane or toluene in the presence of aluminium chloride or boron trifluoride/phenol complexes.
Patent GB-1269436-A (GB)
Title: Transport device for photographic processing apparatus
Inventor: AARNIO JAAKKO
IPC: G03D13/00
Filed: 1970-04-07
Abstract: 1,269,436. Photographic processing apparatus. J. AARNIO. April 7, 1970 [April 23, 1969], No. 16334/70. Heading G2A. Photographic film is continuously conveyed through processing troughs by a device having driving rollers 3, 4, 7, 6, 5 arranged in a common plane and idler rollers 3a, 4a, 7a, 6a, 5a, the first and last driving roller rotating in a direction opposite to that of the other rollers. Each driving roller has a bevel tooth spindle wheel at one end driven from a common shaft having spindles in contact with each spindle wheel, the direction of the teeth of the spindle wheels and spindles of the first and last roller in the direction of film feed being opposite to the direction of the teeth associated with the intermediate rollers so as to produce rotation of the driving rollers as shown. Idler rollers 3a, 4a, 5a, 6a are mounted on pivoted arms and urged into contact with their driving rollers by springs 14, 17. Idler rollers 7a are mounted on a frame 18, positioned by a pin 19 and urged into contact with their driving rollers by a spring 20. Several such devices may be arranged in successive troughs.
Patent GB-681315-A (GB)
Title: Improved planter for potatoes and other tubers or seeds
IPC: A01C9/02
Filed: 1950-06-30
Abstract: 681,315. Potato and like seed planters. STEYN, J. J. DE V. June 30, 1950 [July 7, 1949], No. 16361/50. Class 6(i) [Also in Group XXX] Relates to planters of the kind in which potatoes or like seeds are fed from a hopper 15 on a vehicle by an endless-belt conveyer 24 driven from a pulley 13 on the wheel axle and having spaced seed pockets, the conveyer on its upward run being coincident with a slit in an inclined wall of the hopper for entraining the seeds which are discharged one by one into a planting shoot 30 as the belt passes over the top pulley 17. According to the invention, the conveyer belt comprises blocks 24, Fig. 3, with semi-cylindrical recesses screwed at 22 to a thin flexible belt 23a, adjacent blocks on a straight run forming cylindrical holders which open out on passing over the top pulley to discharge the seed into the shoot. The top pulley is shown mounted on an inverted U-shaped frame 19 pulled by a spring 21 to keep the belt taut. The planter is connected to a tractor by a hitch 9, furrow opening and closing shares 6, 7 are provided. Two rows of blocks forming staggered seed holders, as shown in Fig. 3, may be provided.
Patent GB-551141-A (GB)
Title: Improvements in wood-turning and like machines
IPC: B27C7/00
Filed: 1941-12-19
Abstract: 551,141. Lathes. POPE, A. L., and PETEGEM, J. J. Dec. 19, 1941, No. 16387. [Class 83 (iii)] A lathe, particularly for wood turning, has a headstock-carrying frame in the form of a pillar of box-like construction and a bed constituted by a bracket or arm swinging on a vertical axis adjacent one side of the pillar. The bed A is pivoted at B to the main frame S and may be locked in any angular position by a clamp G co-acting with a quadrant H. The face plate C is driven from a motor T controlled by switch gear V. A T-rest D may be clamped at E in the required vertical position and may also be secured in any position along the bed by a clamp F. For turning between centres a tailstock may be mounted on the bed and the T-rest has a compound adjustment. By substituting a tool L for the tailstock centre and swinging the bed by hand spherical work M, Fig. 3, may be turned. Drilling may be performed by mounting a drill in the tailstock. In another modification, Fig, 4, the work may be mounted on a tiltable table N fitted with an angularly adjustable fence and a sanding disc may be fixed to the face plate P. The angular adjustment of the bed is employed to locate the work at the best position on the sanding disc.
Patent GB-371659-A (GB)
Title: Improvements in means for adjusting the brake-shoes in fluidpressure brake systems
IPC: F16D65/74
Filed: 1931-06-05
Abstract: 371,659. Fluid-pressure brakes. HALL, F. H., Cleeve Cottage, Holford, near Bridgewater, Somerset. June 5, 1931, No. 16431. [Class 103 (i).] Relates to hydraulic and other fluid-pressure brake systems for vehicles of the type in which the fluid is forced from a master cylinder to the brake cylinder or cylinders 2 through the inlet passage 5 of a piston-valve cylinder 1 and forces the spring-pressed valve piston 7 to travel a predetermined distance before placing the master cylinder in free communication with the brake cylinders 2 by uncovering a passage or the like 3 in the 'valve cylinder, the piston being returned on release of the brake when a limited quantity of fluid has been returned to the master cylinder. According to the invention, in order to prevent leakage of fluid from the brake cylinders past the piston 7, a washer, ring or pad 12 of soft material, e.g. rubber, leather, or lead, is formed as a fixed seating engaging the flat, conical, round or other shaped end of the piston 7, Fig. 3, or a part carried by the piston, or the washer &c. 10, Fig. 1, is carried by the piston 7 and engages a seating 11 at the end of the cylinder 1.
Patent GB-431459-A (GB)
Title: Improvements relating to heat treating furnaces
IPC: F27B9/24
Filed: 1933-12-06
Abstract: 431,459. Conveying furnace charges. BRITISH DRIVER - HARRIS CO., Ltd., Gaythorn Mill, Albion Street, Manchester.- (Driver Harris Co. ; Harrison, New Jersey, U.S.A.) Dec. 6, 1933, No. 16448/35. Divided out of 429,761. [Class 51 (ii)] In a furnace having a roller-way conveyer comprising rollers 8 carrying work-supporting discs 10 and driven by bevel gearing 58, the rollers 8 have integral extensions 54 which pass through sealed apertures in the furnace walls 2 and are supported in external bearings 56, the rollers themselves being each supported by a single central bearing 12 vertically adjustable from outside the furnace. The bearings 12 and the mechanism 46, 48, 52 for effecting their vertical adjustment are constructed as described in Specification 429,761.
Patent GB-884121-A (GB)
Title: Improvements in carriers
Inventor: BOND REGINALD HAMILTON
IPC: B65D5/20
Filed: 1957-05-23
Abstract: 884,121. Cardboard carriers. ROBINSON Ltd., E. S. & A. May 13, 1958 [May 23, 1957], No. 16452/57. Class 94(1). A cardboard &c. carrier has two convex wall panels 1, 2 and two concave wall panels 3, the panels 1, 2 being connected along a weakened line 13 and the edges of the panels 1, 2 opposite to the line 13 being removably held by closing means. A closing flap 4 having tongues 5 adapted to engage slits 7 in the panel 2 is provided. A handle comprises an extension 8 folded along a crease line 11 and which co-operates with a slit 6, tabs 10 preventing it from slipping through the slit. The article to be packed is placed on the panel 1, tuck-in flaps 12 are folded over, the handle is passed through the slit 6 and the flap 4 is closed.
Patent GB-850554-A (GB)
Title: Improvements in or relating to pressing moulds
IPC: B29C43/02
Filed: 1958-05-22
Abstract: 850,554. Moulding gramophone records. PHILIPS ELECTRICAL INDUSTRIES Ltd. May 22, 1958 [May 25, 1957], No. 16469/58. Class 87(2). A pressing mould for gramophone records comprises upper and lower blocks 7, 1 located by a central pin 3 which has cylindrical ends 4, 6 and an intermediate portion 5 of reduced diameter having a concave peripheral surface. The lower block 1 has an electro-deposited gramophone matrix 2 thereon, and the upper block 7 having a matrix 8, is rotatable relative to block 1 and either block is capable of limited vertical displacement. The centring pin 3 is screwed into the lower block 1 and a portion of moulding cake 10 with record labels 9, 11 on either side is placed between the blocks. The dimensions of the pin are such that the length B exceeds the block spacing with the mould closed and the length A is slightly less than the thickness of the moulding material used.
Patent GB-1458908-A (GB)
Title: Apparatus for ion implantation
IPC: H01L21/265
Filed: 1974-04-16
Abstract: 1458908 Ion beam apparatus SIEMENS AG 16 April 1974 [23 May 1973] 16487/74 Heading H1D In an ion implantation apparatus in which ions from a source 1 impinge on a target 17 the ion beam can be cut off by applying a sufficiently high retarding potential to a diaphragm 5 in the beam path. This cut off can be initiated by an ion dose integrator 21 reacting a predetermined level and then activating a circuit 25 through a light signal path 23 to apply the required potential to diaphragm 5. Electrodes 51, 52 together form a lens, 7 is a mass separator with an exit aperture 9 which is followed by an accelerating section 11, a quadrupole lens 13 and a deflection system 15.
Patent GB-1057618-A (GB)
Title: Fastener driving tool
IPC: B25C1/10
Filed: 1965-04-20
Abstract: 1,057,618. Cartridge-actuated tools. ANSTALT FUR MONTAGE-TECHNIK. April 20, 1965 [April 24, 1964], No. 16506/65. Heading B4C. [Also in Division F3] A cartridge - actuated stud driving tool comprises a plunger 8 movable in a support I which is provided with a propellent gas chamber 5 communicating with a cartridge chamber 6 and a handle 4 carrying a breech block which is adapted to open or close the cartridge chamber upon pivoted movement of the handle. The handle 4 has a pivoted lever 17 provided with an arm 17a adapted to co-operate with a projection 19 on the support in order to lock the handle thereto. A trigger 20 is pivoted on the handle and carries two pivoted levers 26, 23, the lever 23 being arranged to actuate a firing pin 25 when the trigger is pressed and the lever 26 to engage in a slot, in a recoil damping mass 11 when the latter is in its correct firing position. A cartridge ejector lever 31a, 31b is pivoted on the support and is acted upon by a cam 35 in order to eject a spent cartridge when the handle is pivoted to the open position.
Patent GB-624087-A (GB)
Title: Improvements in or relating to bulk storage bins
IPC: B65D88/64
Filed: 1946-05-31
Abstract: 624,087. Granaries. THOMAS, H. D. May 31, 1946, No. 16526. [Class 20(i)] [Also in Group XXX] A hopper 1 for the discharge of fluent solid materials is shaped so that the slope of its inclined wall or of its wall sections 10 (Fig. 3) increases in the peripheral direction from one end edge to the other, the adjacent differentially sloped edges of which being connected by a gusset 16 having a discharge gate in the lower end thereof. Figs. 1, 2, 3. Three plates 10 are connected by gussets 11 to form the hopper 1 for discharging bin 5. Hopper element 6 serves to connect bin 5 which is rectangular with hopper 1 which is circular. Hopper 1 is suspended above discharge table 2 on which stands cone 4, both of which are together rotated at variable speed by motor 7. A discharges gate 12 is formed at the bottom of each gusset. The size of each gate may be varied, and the distance between hopper and disc may be varied by sliding collar 16. Plough 17 fixed on the hopper directs the material outwards onto the table which flings it off. Alternative form (Fig. 7). Hopper 20 has four sides, each of which is composed of three flat plates 21, 22, 23. Plate 22 is steeper than plate 23 which is steeper than 21. Each gusset (not shown) is formed between adjacent plates 23, 21 and has a discharge gate at the bottom. Each set of three plates may be formed in one piece having the boundaries 30, 31, 24 and a straight or curved line joining points 33, 32.
Patent GB-663970-A (GB)
Title: Improvements relating to drawing instruments
IPC: B43L7/12
Filed: 1949-06-22
Abstract: 663,970. Mathematical drawing appliances. CROOK, G. A. March 10, 1950 [June 22, 1949], No. 16546/49. Class 97 (iii). A drawing instrument of the universal setsquare type having two arms a, b, pivoted together at c is provided in the arm b with an aperture or gap having at the side adjacent the other arm a a drawing face or edge f which in the closed position of the arms makes a small angle, e.g. 15 degrees, with the base edge of the arm a and rises towards the pivot point c of the set square. A drawing face or edge g may also be provided on the same edge of the aperture h as the drawing edge f and may be used for drawing or measuring angles of opposite sign to. those drawn or measured by edge f.
Patent GB-560397-A (GB)
Title: Improvements in or relating to exhaust silencers and like devices
IPC: F01N3/05
Filed: 1942-11-23
Abstract: 560,397. Exhaust silencers. HALEY, T. Nov. 23,1942, No. 16550. [Class 7 (ii)] Exhaust gases are cooled and silenced by air flowing through a casing or jacket 6 surround. ing two or more passages or manifolds 1, 2, 3 for the gases, the passages, which are large enough to reduce the gas pressure quickly, opening at their rearward ends into the jacket where the latter communicates with an expansion chamber 23 by means of a number of constricted openings 8 which separate baffles 10 on to which the hot gases impinge and through which cooling air passes. A nose piece 18 on the forward end of the casing 6 directs air thereinto and a fan 20 in the nose piece assists the air flow. Exhaust gases leak into the boss of the fan through a pipe 20a to guard it against freezing. Partitions 25, 26 in the expansion chamber 23 and its outlet member 24 are provided with restricted orifices. These orifices and the openings 8 may take the form of fish tails and have perforated walls. In a modification, a flame trap 27, Fig. 5, having a ported wall 29 and inclined baffles 31 in its interior communicates through a perforated screen 30 with a cut-off portion of the passage 2.
Patent GB-742835-A (GB)
Title: Sealing rings between relatively movable parts and methods of manufacturing same
Inventor: GUALTIERI ANGELO
IPC: F16J15/32
Filed: 1953-06-16
Abstract: 742,835. Stuffing-box substitutes. NAPIER & SON. Ltd.. D. June 14, 1954 [June 16. 1953]. No 16624/53. Classes 122(1) and 122(5) A sealing ring comprising a series of separate segments 15<SP>1</SP>, adapted to sealingly contact the shaft 19 or other part to be sealed, joined to each other and a rigid ring 1 by an annulus 17 of rubber or like resilient material is made by forming the ring 1 with a series of circumferentially spaced projections 15, filling the space between the ring and the projections and the radial slots between the projections with rubber which is then bonded to the ring and the projections, and finally severing the projections from the ring at their roots to form the segments 15<SP>1</SP>. In the embodiment shown the sealing ring comprises two axially spaced series of segments 15<SP>1</SP> connected by rubber annulii 17 to a common metal ring 1 and forms with the shaft a chamber to which oil may be supplied through radial bores 8 in the ring. The metal ring 1 is first machined so that it has on its inner circumference channelsection flanges 11, 13 and 12, 14 which are divided by saw cuts to form the projections 15, Fig. 2. Grooves 9 and 10 and the saw cuts are then filled with rubber 17 which is bonded to the ring and the projections by suitable heat-treatment and the composite ring is finally machined to its finished shape as shown in Fig. 4, the root portions 16 of the projections being cut away. The invention may be applied to sealing rings having external circumferential sealing surfaces.
Patent GB-1139369-A (GB)
Title: Bis-thienyl-1,3,4-oxdiazoles, their production and use
IPC: C07D333/38
Filed: 1966-04-15
Abstract: 1,139,369. Bis-thienyl-1,3,4-oxdiazoles. CIBA Ltd. 15 April, 1966 [10 May, 1965], No. 16685/66. Heading C2C. [Also in Divisions C5 and D1] The invention comprises bis-thienyl-1,3,4- oxdiazoles of formula wherein A is a phenyl or benzoxazolyl group, R 1  is an H, halogen, alkyl, halogenoalkyl, cyanoalkyl, -CN, alkoxy, aralkoxy, phenoxy, -COOH, ester, -SO 3 H, sulphonic ester, alkyl or aryl sulphone, and R 2  is an H, halogen or C 1-4 , alkyl substituent, as well as derivatives of said compounds which contain R 1  and/or R 2  as substituents on a benzene nucleus of A. The compounds are prepared by the reaction of a carboxylic halide of formula with an acid hydrazide of formula (or by reaction of the opposite compounds in which the -COHal and -CONHNH 2  groups on the thiophane groups are reversed) which on elimination of hydrogen halide gives a compound which is cyclized to compounds (I) by elimination of water.
Patent GB-853318-A (GB)
Title: Process for the suspension polymerisation of vinylidene aromatic compounds
IPC: C08F2/16
Filed: 1957-05-27
Abstract: Vinylidene aromatic compounds are polymerized to granular form in suspension in an aqueous medium containing (a) a water-soluble, partially hydrolysed (i.e. at least 8% ester groups), polymer of a vinyl ester of a monocarboxylic acid and (b) an aromatic sulphonic acid or water-soluble salt thereof having up to four aromatic rings in the molecule, and free from substituents other than alkyl groups of more than four carbon atoms, the total number of carbon atoms in such groups not exceeding eight, and the process may be carried out in the presence of from 2-20% by weight of low-boiling aliphatic hydrocarbons.  Styrene, a -methyl- and ethylstyrene, a -methyl vinyl toluene, a -methyl dialkyl styrenes, vinyl toluene, o and p-ethylstyrene, 2, 4-dimethyl- and dichloro-styrenes, o and p-chlorostyrenes, o-bromostyrene, 2-chloro-4-methyl and 2, 6-dichloro-4-methyl styrenes, vinyl naphthalene and anthracene, and divinyl benzene are polymerized alone or with compounds such as butadiene, isoprene, acrylic and methacrylic acids, methyl ethyl and 2-ethyl hexyl acrylates and methacrylates, acrylamide and methacrylamide, acrylonitrile and methacrylonitrile and a rubbery butadiene polymer or copolymer and natural rubber, and they may be polymerized to a 35% conversion before being charged to the aqueous suspension medium. Partially hydrolysed polyvinyl acetates, propionates and butyrates or interpolymers thereof, and benzene, toluene, xylene, cumene, ethyl benzene, a - and b -naphthalene diphenyl sulphonic, diphenyl, ditolyl, dinaphthyl methane and ethane 1, 1-diphenyl and propane 2, 2-dinaphthyl disulphonic acids and diphenyl methane monosulphonic acid are the respective components of the suspending agent system.  Catalysts such as benzoyl or lauroyl peroxide may be used and conventional additives included.  The beads, if incorporating the aliphatic hydrocarbons e.g. pentane, cyclopentane, heptane and petroleum ether, admixed if desired with a non-solvent such as methylene chloride, may be heated to prepare low-density voluminous foams.ALSO:Granular polymers of vinylidene aromatic compounds prepared in suspension in an aquaeous medium containing (a) a water-soluble partially hydrolysed polymer of a vinyl ester of a mono-carbonylic acid and (b) an aromatic sulphonic acid or water-soluble salt thereof having up to four aromatic rings in the molecule, and free from substituents other than alkyl groups of more than four carbon atoms, the total number of carbon atoms in such groups not exceeding eight, and from 2-20% by weight based on the polymer of low-boiling aliphatic hydrocarbons may be heated to prepare voluminous low density polymer foams.  Pentane, cyclopentane, heptane and petroleum ether are specified and if desired they may be admixed with other low-boiling non-solvents for the polymer, e.g. methylene chloride.
Patent GB-845908-A (GB)
Title: Improvements in laminated article
IPC: B60C13/04
Filed: 1957-05-27
Abstract: A rubbery composition comprises a layer of G R-S rubber adhered to a layer of chlorinated butyl rubber, and one of the layers contains 2-15% of a polymer of 2,6-dimethylol-4-hydro-carbon substituted phenol, preferably poly-merized 2,6-dimethylol-4-octyl phenol.  The chlorinated butyl rubber layer may also contain natural rubber, hydrated silica, calcium silicate, carbon black, and vulcanizing ingredients.  U.S.A. Specification 2,734,039 is referred to.
Patent GB-106426-A (GB)
Title: Improvements in Apparatus for Automatically Delivering Newspapers, Magazines, and the like.
Inventor: GIARDI TITO
IPC: G07F11/04
Filed: 1916-11-22
Abstract: 106,426. Giardi, T. Nov. 22, 1916. Delivery of articles stored in pilcs.-Piles of newspapers, magazines, &c. are supported in an horizontal or inclined position by means of base-plates 1<a> pivoted between the side walls of the casing 1. A sliding frame 3 working in fixed guides 4a, Fig. 5, on the base-plate is disposed around each pile of papers and is connected to an external operating handle 12 by means of a wire or string 14 passing round guide-pulleys 16. The string 14 is attached at its centre to a cross-bar 15 of the frame, and at its further end to a counterweight 13 connected with a dash-pot 13'. A following bar 5 sliding in the uprights of the frame 3 carries an oscillating delivery member 6, which bears on the topmost newspaper of the pile. The member 6 is pivoted in ears 5<1> depending from the bar 5 and is provided with wire horns 9, a tongue 8 serving as a stop, and a plate 7 from which project pins 7<1>. During the return movement of the frame 3, under the action of the counterweight 13 and dash-pots 13<1>, the member 6 turns on its pivot, and the pins 7<1> enter the topmost paper of the pile and feed it forward half way, and simultaneously the tongue 8 engages the rear edge of the paper which was displaced at the last operation of the apparatus and pushes it off the pile into a delivery shoot 10. Alternatively, the pins may be arranged to feed the paper forwards through one third of its length, the tongue 8 to displace it further at the next operation, and the horns 9 to effect its delivery at the third operation. Any suitable coin mechanism is disposed at 12' between the handle 12 and cord 14.